NSLOOKUP is a program to query Internet domain name servers (DNS). NSLOOKUP or Reverse DNS (rDNS) is a method of resolving an IP address into a domain name, just as the domain name system (DNS) resolves domain names into associated IP addresses.

Lookup DNS

Add DNS Lookup Widget To Your Website

You can easily add the DNS lookup widget on your website by copying the following HTML code and place it on your web page

Reverse DNS Lookup IPv4 Address | IPAddressGuide
Reverse DNS Lookup

IP2Location IP Geolocation

IP2Location Widgets